Added OfType methods to BaseAttributesTestBuilder{TAttributesTestBuilder} (#148)

Author: stankovT

src/MyTested.AspNetCore.Mvc.Abstractions/Builders/Data/BaseDataProviderWithStringKeyTestBuilder.cs

@@ -47,14 +47,28 @@ public TDataProviderTestBuilder ContainingEntryWithValue<TValue>(TValue value)
         /// <inheritdoc />
         public TDataProviderTestBuilder ContainingEntryOfType<TValue>()
         {
-            this.ValidateContainingEntryOfType<TValue>();
+            this.ContainingEntryOfType(typeof(TValue));
+            return this.DataProviderTestBuilder;
+        }
+
+        /// <inheritdoc />
+        public TDataProviderTestBuilder ContainingEntryOfType(Type valueType)
+        {
+            this.ValidateContainingEntryOfType(valueType);
             return this.DataProviderTestBuilder;
         }
 
         /// <inheritdoc />
         public TDataProviderTestBuilder ContainingEntryOfType<TValue>(string key)
         {
-            this.ValidateContainingEntryOfType<TValue>(key);
+            this.ContainingEntryOfType(key,typeof(TValue));
+            return this.DataProviderTestBuilder;
+        }
+
+        /// <inheritdoc />
+        public TDataProviderTestBuilder ContainingEntryOfType(string key,Type valueType)
+        {
+            this.ValidateContainingEntryOfType(key, valueType);
             return this.DataProviderTestBuilder;
         }